Description

Urbina et al identified risk factors for potential drug-related problems in hospitalized patients. The authors are from Hospital Universitari del Mar in Barcelona.


 

Parameters:

(1) age

(2) Charlson comorbidity index

(3) number of drugs during hospitalization

(4) major diagnostic categories

(5) Anatomic Therapeutic Chemical (ATC) classification

 

Parameter

Finding

Points

age

<= 60 years

0

 

> 60 years

1

Charlson Comorbidity Index

0 or 1

0

 

2

1

number of drugs

<=10

0

 

> 10

3

 

where:

• The CCI will be implemented as >= 2.

 

Points for major diagnostic categories – 1 point for each present:

(1) nervous system

(2) circulatory system

(3) digestive system

(4) musculoskeletal system and connective tissue

(5) kidney and urinary system

(6) others

 

ATC group

Points if Present

cardiovascular (C)

1

hormone therapy (H)

1

systemic anti-infective (J)

1

sensory organs (S)

2

various (V)

2

 

total score =

= SUM(points for all of the parameters present)

 

Interpretation:

• minimum score: 0

• maximum score: 18

• The higher the score the greater the risk of a drug-related problem.

 

Score

Percent with Drug-related Problem

0

1 to 3%

1 or 2

8 to 11%

3 or 4

16 to 21%

5, 6 or 7

32 to 41%

>= 8

51 to 61%

 

Performance:

• The area under the ROC curve was 0.78.

 


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